Tag Archives: gearbox input gear

China Professional Low Backlash Transmission Planetary Gear Boxes for 47mm Input Shaft agricultural gearbox equipment

Product Description

Low Backlash Transmission Planetary Gear Boxes For 47mm Input Shaft

Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.

Product Description

Description:
(1).The output shaft is made of large size,large span double bearing design,output shaft and planetary arm bracket as a whole.The input shaft is placed directly on the planet arm bracket to ensure that the reducer has high operating accuracy and maximum torsional rigidity.
(2).Shell and the inner ring gear used integrated design,quenching and tempering after the processing of the teeth so that it can achieve high torque,high precision,high wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance greatly enhanced.
(3).The planetary gear transmission employs full needle roller without retainer to increase the contact surface,which greatly upgrades structural rigidity and service life.
(4).The gear is made of Japanese imported material.After the metal cutting process,the vacuum carburizing heat treatment to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth direction,to ensure that the gear of high precision and good impact toughness.
(5).Input shaft and sun gear integrated structure,in order to improve the operation accuracy of the reducer.
Characteristics:
1.Square flange output,standard size;
2.The input connection specifications are competeand there are many choices;
3.Straight transmission,single cantilever structure,design simple,high cost performance;
4.Stable operation,low noise;
5.Keyway can be opened in the force shaft;
6.Size range:40-160mm;
7.Ratio range:3-100;
8.Precision range:8-16arcmin

Specifications PRF40 PRF60 PRF80 PRF90 PRF120 PRF160
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 185 240 400 450 1240 2250
Max. Axial Load N 150 220 420 430 1000 1500
Torsional Rigidity Nm/arcmin 0.7 1.8 4.7 4.85 11 35
Max.Input Speed rpm 8000 8000 6000 6000 6000 4000
Rated Input Speed rpm 4500 4000 3500 3500 3500 3000
Noise dB ≤55 ≤58 ≤60 ≤60 ≤65 ≤70
Average Life Time h 20000
Efficiency Of Full Load % L1≥96%       L2≥94%
Return Backlash P1 L1 arcmin ≤8 ≤8 ≤8 ≤8 ≤8 ≤8
L2 arcmin ≤12 ≤12 ≤12 ≤12 ≤12 ≤12
P2 L1 arcmin ≤16 ≤16 ≤16 ≤16 ≤16 ≤16
L2 arcmin ≤20 ≤20 ≤20 ≤20 ≤20 ≤20
Moment Of Inertia Table L1 3 Kg*cm2 0.1 0.46 0.77 1.73 12.78 36.72
4 Kg*cm2 0.1 0.46 0.77 1.73 12.78 36.72
5 Kg*cm2 0.1 0.46 0.77 1.73 12.78 36.72
7 Kg*cm2 0.06 0.41 0.65 1.42 11.38 34.02
10 Kg*cm2 0.06 0.41 0.65 1.42 11.38 34.02
L2 12 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
15 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
16 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
20 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
25 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
28 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
30 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
35 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
40 Kg*cm2 0.08 0.44 0.72 1.49 12.18 34.24
50 Kg*cm2 0.05 0.34 0.58 1.25 11.48 34.02
70 Kg*cm2 0.05 0.34 0.58 1.25 11.48 34.02
100 Kg*cm2 0.05 0.34 0.58 1.25 11.48 34.02
Technical Parameter Level Ratio   PRF40 PRF60 PRF80 PRF90 PRF120 PRF160
Rated Torque L1 3 Nm / 27 50 96 161 384
4 Nm 16 40 90 122 210 423
5 Nm 15 40 90 122 210 423
7 Nm 12 34 48 95 170 358
10 Nm 10 16 22 56 86 210
L2 12 Nm / 27 50 95 161 364
15 Nm / 27 50 96 161 364
16 Nm 16 40 90 122 210 423
20 Nm 15 40 90 122 210 423
25 Nm 16 40 90 122 210 423
28 Nm 16 40 90 122 210 423
30 Nm / 27 50 96 161 364
35 Nm 12 40 90 122 210 423
40 Nm 16 40 90 122 210 423
50 Nm 15 40 90 122 210 423
70 Nm 12 34 48 95 170 358
100 Nm 10 16 22 96 80 210
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 0.43 0.98 2.3 3.12 7.08 15.5
L2 kg 0.65 1.26 2.97 3.82 8.7 17

Company Profile

Packaging & Shipping

1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT

FAQ

1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc

4. why should you buy from us not from other suppliers?
We are 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts

5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese

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Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator
Function: Change Drive Torque, Change Drive Direction, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step
Samples:
US$ 142/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

agriculturalparts

Tips For Selecting the Right Agricultural Gearbox

An agricultural gearbox is an essential component of a farm machinery, such as a combine harvester. A high-efficiency gearbox ensures optimum performance, while readily available replacement parts ensure a hassle-free operation. Here are some important tips for selecting the right agricultural gearbox. You can also read about bevel and CZPT gearboxes, Closed-loop seals, and the quality of materials. You can choose from the many different brands and models available.

Bevel gearboxes

A bevel gearbox consists of a series of enclosed spiral and straight bevels that transmit rotational power through a 90-degree shaft. These gearboxes can be configured at many different angles to suit various agricultural machinery applications. For example, CZPT Gearboxes manufactures a bevel gear drive at 68 degrees that is perfect for grain cart and auger applications. It also has a 50-degree model for the same purpose.
The simplest type of bevel gearbox uses straight or helical teeth. Straight teeth make it difficult to realize small profile coverage. The ratio between the input and output shafts is generally 1:1. Bevel gearboxes with straight teeth cannot produce a high transmittable torque and are also relatively noisy. A bevel gearbox with a straight or bevelled output shaft can also be symmetrical or asymmetrical, depending on the application.
A bevel gearbox can be arranged in several ways. It can be configured to provide deflection in two or three directions. The output shafts can be at various angles: 90 degrees, 120 degrees, and 135 degrees. Depending on the size and mounting location, it can be geared for either a simple screw drive or a double-shaft arrangement. One option that is not often used is a double-helix bevel gearbox, which is typically less than half the size of a standard gearbox.
In addition to bevel gears, there are also hypoid bevel gears and spiral gears. Both types produce thrust forces that act parallel to the axis of rotation, but the spiral bevel gear produces more thrust force and a change in direction of the torque is possible. However, both types of bevel gears have their drawbacks. In order to make sure that you are choosing the best one for your needs, it’s important to choose the right one.
Agricultural machinery use bevel gears to elevate the crop. The housings of these gearboxes are usually made of closed-grain cast-iron, although larger sizes are made of SG 500/7 material. The screw, meanwhile, is made of Cr-Mo medium carbon steel that has high core strength. The nut is made of aluminum bronze and the tapered roller bearing is suitable for high-axial and radial loads.

CZPT gearboxes

If you’re a farmer, you probably know just how important the parts of your CZPT agricultural gearbox are. If the gears on your tractor start to wear out, you’ll be losing significant yields, since they’re inefficient. And if they don’t have a high gear ratio, that means higher frictional losses, which means lower quality harvests. Food industry gearboxes must meet hygiene and safety regulations as well as withstand harsh environmental conditions. Additionally, you’ll find that the machinery in your food processing plant uses food-safe coloring agents and oils.
Despite the many challenges that face gearboxes, they’re essential for efficient cropping operations. Because they’re used in almost every stage of the cropping cycle, you’ll want them to be efficient and resilient to the toughest conditions. Those conditions include high and low temperatures, operation in moist or arid environments, and safety regulations. But there are some solutions that can help you maintain your cropping cycles for longer, and avoid the need to purchase expensive, replacement gearboxes from a third-party supplier.
CZPT shaft-mount reducers, designed for beet trucks, power conveyors, and other applications, use helical gearing with hardened steel and Viton seals to resist corrosion. CZPT Ultramite gearmotors, for example, drive pilers, stacker boom swings, and hoists. These high-quality gearmotors feature a low-speed direct drive and a high-speed pinion. And all of these products can accept standard NEMA C-face motors.
Industrial gearboxes are becoming increasingly essential for power transfer applications. From automobiles to helicopters to marine vessels, industrial gearboxes provide energy efficiency and reliability for businesses. With their torque multiplication, they reduce the speed of tasks and decrease their carbon footprints. In fact, many industries today are using industrial gearboxes to improve their efficiency, reduce costs, and increase productivity. This makes these gearboxes more than just useful in the agricultural sector.
agriculturalparts

Closed-loop seals

The closed-loop seal is one of the best ways to keep the gearbox safe from water intrusion. It’s a great alternative to desiccant breathers. Although they can’t keep the gearbox underwater, they are a great option for agricultural gearboxes. In the event of an emergency, a closed-loop elastomeric seal will prevent water from leaking into the gearbox.
When it comes to agriculture, the gearbox is important to the entire food chain. Even a little downtime can mean significant production loss. This is why it’s crucial to choose a gearbox that’s easy to access and maintain. Luckily, there are some great agricultural gearbox manufacturers that make closed-loop seals that are easy to access and maintain. A quality gearbox will last for a long time and keep your production costs down.
Flange gaskets are a vital component in the gearbox flange joint. When exposed to high compressive loads over time, gaskets start failing. As a result, they lose strength and leak. Due to their importance, gasket deformation plays a significant role in sealing performance. Therefore, a detailed analysis is carried out to study how gasket thickness affects deformation and von Mises stresses.
End covers are another common agricultural gearbox component. These are a type of seal that fits into the housing bore of rotary shaft lip seals. The DMR(tm) Wheel Hub Seal protects the bearings and shafts during installation and removal. These seals are made of elastomer/sheet metal. They are excellent in high-speed, high-pressure and chemical compatibility applications.
The type of motor mounted in the gearbox also determines the longevity of the seal. A C-face motor, for example, is mounted in a gearbox with a C-face motor. The shaft must slide into the hollow bore of the gearbox without wiggle. Otherwise, the motor may cause deformation of the seal, leading to leakage. Therefore, it is important to know the specific mounting arrangement of the motor before installing a C-face motor.
Various types of rotary seals are available for tractors. Among them, CZPT V-Class Magnum Seal has a grease-filled cavity outboard of the lip seal. This cavity traps small contaminants and blocks them from reaching the lip seal. In addition, the zerk on the grease cavity ensures that the lubrication reaches the outer dust lip, reducing heat generation.
agriculturalparts

Quality of materials

A quality agricultural gearbox can make or break a farming project. A good quality gearbox is not only reliable but also sturdy and will last a long time. In addition, it can save you money. Agricultural gearboxes come in different styles to fit a wide variety of applications. If you’re looking for a high-quality gearbox that will last a long time, consider an Aline Trading P/L gearbox. Aline Trading gearboxes can handle a variety of tasks, from harvesting crops to operating agricultural machinery. They are designed to reduce input shaft speed and increase the tractor PTO speed. A 50-degree bevel gear drive is commonly used on a grain cart or a portable grain elevator.
A tractor’s gear box is made of grey cast iron. This material is machinability-friendly, wear-resistant, and vibration-dampening. The belt pulleys are usually cast iron and use two-stage processes, casting and forging. Large belt pulleys are typically made of cast iron. The brake drums’ material needs to be higher-quality to reduce vibrations. The brake drums are made of grey iron ASTM A48 Class 35.
Agricultural gearboxes play a vital role in the entire food chain. They’re an essential part of the agricultural equipment production process, and efficient gearboxes are crucial for profitable operations. In addition to being highly efficient, agricultural gearboxes need to be able to endure a variety of environmental conditions. High and low temperature extremes, operations in moist and arid environments, and safety regulations are just some of the problems that agricultural gearboxes face.
China Professional Low Backlash Transmission Planetary Gear Boxes for 47mm Input Shaft   agricultural gearbox equipment	China Professional Low Backlash Transmission Planetary Gear Boxes for 47mm Input Shaft   agricultural gearbox equipment
editor by Dream 2024-05-08